Alley in Pisa, Italy

by Lars Kotthoff

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7
votes
1answer
202 views

Why do certain lenses increase angle of view upon close focus?

I recently picked up a superzoom lens, the Nikon 28-300mm. Although I got it primarily for its versatility, my intuition was that a lens that can do 300mm focal length at 50 cm, as indeed it can, ...
4
votes
3answers
536 views

Why do my 100mm EF macro lens and my EF-S zoom set at 100mm appear to give a different field of view?

I have a Canon EF 100mm Macro and a Canon EF-S 18-200mm Lens, and using a Canon EOS 60D. I believed that when setting the Zoom Lens to 100mm it would show the same field of view as the one from ...